package com.qk.management.web.interceptor;

import com.qk.common.util.CurrentUserContextHolders;
import com.qk.common.util.JwtUtil;
import io.jsonwebtoken.Claims;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import lombok.extern.slf4j.Slf4j;
import org.springframework.http.HttpStatus;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;

import java.util.Objects;

import static com.qk.common.constants.AvatarMessageConstants.TOKEN_HEADER_NAME;

/**
 *
 * @author MrZhao
 * @created 2025-10-11 14:53
 * @description 登录校验拦截器
 *
 */
@Slf4j
@Component
@SuppressWarnings("all")
public class LoginCheckInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest request,
                             HttpServletResponse response,
                             Object handler) throws Exception {
        String token = request.getHeader(TOKEN_HEADER_NAME);
               if (Objects.isNull(token)){
            log.info("请求头中没有token");
            response.setStatus(HttpStatus.UNAUTHORIZED.value());
            return false;
        }
        try {
            Claims claims = JwtUtil.parseToken(token);
            log.info("-----token验证成功-----");
            String username = claims.get("username", String.class);
            log.info("-----用户信息是：{}-----", username);
            Integer id = claims.get("id",Integer.class);
            log.info("-----用户id是：{}-----", id);
            CurrentUserContextHolders.set(id);
            return true;
        }catch (Exception e){
            log.error("-----token验证失败-----", e);
            response.setStatus(HttpStatus.UNAUTHORIZED.value());
            return false;
        }
    }
    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
        CurrentUserContextHolders.remove();
    }
}